2671806 has 16 divisors (see below), whose sum is σ = 5474448. Its totient is φ = 868800.

The previous prime is 2671793. The next prime is 2671813. The reversal of 2671806 is 6081762.

It is a happy number.

2671806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5185 + ... + 5676.

It is an arithmetic number, because the mean of its divisors is an integer number (342153).

2^2671806 is an apocalyptic number.

2671806 is an abundant number, since it is smaller than the sum of its proper divisors (2802642).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2671806 is a wasteful number, since it uses less digits than its factorization.

2671806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10907.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 2671806 is about 1634.5659974440. The cubic root of 2671806 is about 138.7612830691.

The spelling of 2671806 in words is "two million, six hundred seventy-one thousand, eight hundred six".